source: https://www.securityfocus.com/bid/12606/info
A vulnerability has been identified in the handling of certain types of requests by Xinkaa WEB Station. Because of this, it is possible for an attacker to gain access to potentially sensitive system files.
Read privileges granted to these files would be restricted by the permissions of the web server process.
http://www.example.com/../../../file
http://www.example.com/..\..\..\file